// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//

#pragma once

#include <turbo/base/macros.h>

namespace nebula {

    struct Datum;
    struct TypeHolder;

    namespace compute {

        class Function;

        class ScalarAggregateFunction;

        class FunctionExecutor;

        class FunctionOptions;

        class FunctionRegistry;

        /// \brief Return the process-global function registry.
        // Defined in registry.cc
        TURBO_EXPORT FunctionRegistry *get_function_registry();

        class CastOptions;

        struct ExecBatch;

        class ExecContext;

        class KernelContext;

        struct Kernel;
        struct ScalarKernel;
        struct ScalarAggregateKernel;
        struct VectorKernel;

        struct KernelState;

        class Expression;

        TURBO_EXPORT ExecContext *default_exec_context();

        TURBO_EXPORT ExecContext *threaded_exec_context();

    }  // namespace compute
}  // namespace nebula
